$(function() {
    $('#search-form').each(function(){
        var widget = this;

        // Replace city dropdown when state is changed
        $('.state select', widget).change(function(evt){
            var state = this.value;
            $.ajax({
                url: '/states.php',
                data: { state: state },
                success: function(data) {
                    $('.city select', widget).empty().append(data);
                }
            });
        });

    });
});